The purpose of this research was to replace the term of “Agricultural Wastes" by the term “Agricultural By-products", since waste is a word indicates to a material useless that usually cannot be recycled or reused again. However, agricultural by-products are not only important in the agricultural field, but also important for the production of wharf, black coal, fuel and others. The usage of agricultural by-products become of important concern in the field of fertilization through composting such as agricultural by-products beside of reclamation of the desert soils which suffer from their low organic matter content. Furthermore, organic by-product can be used for mulshing which can reduce of loss of water by evapotranspiration. Moreover, tendency, towards organic agriculture and sustainable became agriculture amecessty to maintain soils fertility, safety, health and consequently the agricultural environment.